Make each xrootd test done in a separate directory.

SiteTests/testjob/tests/CE-cms-xrootd-access

@@ -136,6 +136,13 @@ xrootd_file="root://cms-xrd-global.cern.ch//store/test/xrootd/$siteName/$cmssw_f
 add2buffer "Xrootd file we will test: $xrootd_file"
 
 cmssw_version="CMSSW_5_3_1"
+mkdir xrootd-access
+if [ $? != 0 ] ; then
+    do_print "Error: cannot make xrootd-access directory"
+    exit $NAG_CRITICAL
+fi
+cd xrootd-access
+
 scramv1 p CMSSW $cmssw_version
 err=$?
 if [ $err != 0 ] ; then

SiteTests/testjob/tests/CE-cms-xrootd-fallback

@@ -135,6 +135,13 @@ cmssw_file="/store/mc/SAM/GenericTTbar/GEN-SIM-RECO/CMSSW_5_3_1_START53_V5-v1/00
 xrootd_file="/store/test/xrootd/CMSSAM/$cmssw_file"
 add2buffer "Xrootd file we will test: $xrootd_file"
 
+mkdir xrootd-fallback
+if [ $? != 0 ] ; then
+    do_print "Error: cannot make xrootd-access directory"
+    exit $NAG_CRITICAL
+fi
+cd xrootd-fallback
+
 cmssw_version="CMSSW_5_3_1"
 scramv1 p CMSSW $cmssw_version
 err=$?